<template>
<!--     @click="dialogVisible = true"，点击触发事件，v-model="dialogVisible"双向绑定后控制弹窗是否弹出-->
<div style="height: 6vh;background-color: #fff;padding: 10px 20px">
  <span style="line-height: 60px;font-size: 20px">用户管理</span>
<el-button type="primary" style="float: right ;margin-top: 10px;"
@click="beforeAddUser">新建用户</el-button>
</div>
<!--新建用户弹窗  -->
<!--      :before-close="handleClose" 在弹窗关闭之前先调用 handleClose方法来处理弹窗的关闭问题
                                      避免点击弹窗外部也能关闭弹窗-->
  <el-dialog :title="dialogTitle"
             style="width: 1000px;
             padding: 40px;"
              v-model="dialogVisible"
             :before-close="handleClose">
    <el-form label-position="top" label-width="80px" >
      <el-row :gutter="10">
        <el-col :span="12">
          <el-form-item label="用户名">
<!--            :disabled="saveUserForm.id!==null 共用弹窗(新建和修改)时,有id的时候禁用输入用户名框"-->
            <el-input placeholder="请输入用户名" v-model="saveUserForm.username"
            :disabled="saveUserForm.id!=null"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="手机号">
            <el-input placeholder="请输入手机号" v-model="saveUserForm.phone"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="10">
        <el-col :span="12">
          <el-form-item label="身份证">
            <el-input placeholder="请输入身份证" v-model="saveUserForm.id_card_number"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="地址">
            <el-input placeholder="请输入地址" v-model="saveUserForm.age"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="10">
        <el-col :span="6">
          <el-form-item label="用户类型">
<!--            v-model="saveUserForm.level"要写在<el-select标签内，否则无法获取到值"-->
            <el-select placeholder="请选择" v-model="saveUserForm.user_type" @change="loadLeader">
              <el-option v-for="item in levelOptions"></el-option>
              <!--              <el-option label="职员" value="10"></el-option>-->
              <!--              <el-option label="经理" value="20"></el-option>-->
              <!--              <el-option label="总监" value="30"></el-option>-->
              <!--              <el-option label="总裁" value="40"></el-option>-->
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="6">
          <el-form-item label="疾病类型">
            <el-select placeholder="请选择" v-model="saveUserForm.health_status">
              <el-option v-for="item in leaderOptions"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="4">
          <el-form-item label="性别">
<!--            v-model="saveUserForm.gender"要写在<el-radio-group标签内，否则无法获取到值"/>-->
            <el-radio-group v-model="saveUserForm.gender">
              <el-radio border label="男" value="1" style="margin: 0" ></el-radio>
              <el-radio border label="女" value="0" style="margin: 0" ></el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="6">
          <el-form-item label="用户状态">
            <el-radio-group v-model="saveUserForm.status">
              <el-radio border label="启用" value="1" style="margin: 0" ></el-radio>
              <el-radio border label="禁用" value="0" style="margin: 0" ></el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
<!--      #footer弹窗底部的按钮,在表单之外-->
    <template #footer>
      <el-button @click="handleClose" >取消</el-button>
      <el-button type="primary" @click="saveUser">保存</el-button>
    </template>
  </el-dialog>

<!--用户搜索卡片  -->
  <el-card style="margin: 20px;height: 70px;">
<!--    :inline="true" 让所有的组件放在同一排-->
<!--    优化:敲回车搜索@keydown.enter="loadUser"
            改变状态触发加载@change="loadUser"-->
      <el-form :inline="true">
        <el-form-item label="用户搜索" style="width: 220px;">
          <el-input placeholder="输入用户名" v-model="searchUserForm.username" @keydown.enter="loadUser"></el-input>
        </el-form-item>
        <el-form-item label="用户状态" style="width: 220px;">
          <el-select placeholder="请选择用户状态" v-model="searchUserForm.status" @change="loadUser">
            <el-option label="启用" value="1"></el-option>
            <el-option label="禁用" value="0"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button @click="resetSearch">重置</el-button>
          <el-button type="primary" @click="loadUser" >查询</el-button>
        </el-form-item>
      </el-form>
    </el-card>

<!--用户表格卡片-->
  <el-card style="margin: 20px;">
    <el-table :data="userArr">
      <el-table-column type="index" label="编号" width="80" align="center"></el-table-column>
      <el-table-column prop="username" label="用户名" align="center"></el-table-column>
      <el-table-column prop="phone" label="手机号" align="center"></el-table-column>
      <el-table-column prop="createTime" label="加入时间" align="center"></el-table-column>
<!--      <el-switch 只能接受 true/false,不能接受前端的status的状态1/0
         所以用active-value="1" inactive-value="0"-->
      <el-table-column prop="status" label="用户状态" align="center">
<!--       #default="scope" 插槽
             v-model="scope.row.status" 用这个表示表格中当前行的用户对象,也就是后端返回的userVO-->
        <template #default="scope">
          <el-switch active-value="1" inactive-value="0" v-model="scope.row.status"
          @change="changeStatus(scope.row.id,scope.row.status)"></el-switch>
        </template>
      </el-table-column>
      <el-table-column  label="操作" align="center">
        <template #default="scope">
<!--          :disabled="scope.row.level==40" 添加禁用
                scope.row 是当前行的数据，也就是后端返回的userVO-->
          <el-button link type="primary" :disabled="scope.row.level==40"
                      @click="resetPassword(scope.row.id)">密码重置</el-button>
          <el-button link type="primary" :disabled="scope.row.level==40"
                      @click="editUser(scope.row.id)">编辑</el-button>
          <el-button link type="primary" :disabled="scope.row.level==40"
                      @click="deleteUser(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>
</template>
<script setup>
import {onMounted, ref} from "vue";
import axios from "axios";
import qs from "qs";
import {ElMessage} from "element-plus";
//定义变量控制弹窗是否出现
const dialogVisible = ref(false);
//定义变量用来控制弹窗的标题
const dialogTitle = ref('新建用户');
//定义数组用来维护员工职级的选项
const levelOptions =ref([
  {label:'职员',value:'10'},
    {label:'经理',value:'20'},
    {label:'总监',value:'30'},
    {label:'总裁',value:'40'}
]);
//定义数组用来维护员工直属领导的选项
const leaderOptions =ref([
  // {username:'AA',id:101},
  // {username: 'BB',id:102}
]);
//定义对象用来收集保存表单的所有员工的数据
const saveUserForm = ref({
  username:'',
  phone:'',
  id_card_number:'',
  age:'',
  user_type:'',
  health_status:'',
  gender:'',
  status:'',
});
/* 点击'新建用户'按钮,出弹窗+修改弹窗标题*/
const beforeAddUser=()=>{
  dialogVisible.value = true;
  dialogTitle.value = '新建用户';
}
//定义保存用户的方法
const saveUser = () =>{
  console.log(saveUserForm.value);
/*安装查询字符串框架qs   npm install qs
使用qs框架将JS对象转换为查询字符串格式 如:name=tom&age=18 ,注意:qs要导入---import qs from "qs";*/
  let data=qs.stringify(saveUserForm.value);
  //在main.js中已经配置了全局的BASE_URL(备注笔记8.1)，所以可以直接在axios用BASE_URL+'/v1/user/save'发送请求
  /*此处传的参数是qs转换后的查询字符串data,注意:使用了查询字符串,后端Controller不用加@RequestBody注解!!!*/
  axios.post(BASE_URL+'/v1/user/save',data)
      //向后端发送保存员工的请求
      .then((response)=>{
        if (response.data.code==2000){
          ElMessage.success('保存成功')
          //关闭弹窗,并清空双向绑定的表单数据
          dialogVisible.value = false;
          saveUserForm.value = {};
          //保存成功后要重新加载员工数据
          loadUser();
        }else {
          ElMessage.error(response.data.message)
        }
      })
}

//处理弹窗关闭的方法
const handleClose = () =>{
  if (confirm('您确定要关闭弹窗吗？')){
    //关闭弹窗,并清空双向绑定的表单数据
    dialogVisible.value = false;
    saveUserForm.value = {};
  }
}

//定义对象用来保存用户的查询条件
const searchUserForm = ref({username:'', status:''});
//定义对象保存查询到的用户表格数据
const userArr = ref([]);
//定义加载用户的方法
const loadUser = () =>{
  let data=qs.stringify(searchUserForm.value);//如:username=tom&status=1
  /*如果有查询条件,则拼接在url后面,如:http://localhost:8080/v1/user/select?username=tom&status=1,
  再根据username=tom&status=1去查询,没有条件默认加载所有用户数据*/
  axios.get(BASE_URL+'/v1/user/select?'+data)
      .then((response)=>{//回调函数重处理响应结果
        if (response.data.code==2000){
          userArr.value = response.data.data;//将后端查询到的用户数据保存到userArr数组中中
          console.log(userArr.value);
        }else {
          ElMessage.error(response.data.msg)
        }
      })
}
//定义重置搜索条件的方法
const resetSearch = () =>{
  //点重置后,清空所有的用户数据
  searchUserForm.value = {};
  //再重新加载所有用户数据
  loadUser();
}


/*挂载onMounted 要导入  页面一加载完毕,立即执行---这里是执行加载用户的方法*/
/*onMounted(()=>{
  loadUser();
})*/

//定义一个加载直属领导数据的方法
const loadLeader = () =>{
  /*优化:如果已经选择了直属领导数据,需要重新再次选择职级的话
  就需要将之前已经加载的领导数据和已选择的直属领导数据清空*/
  leaderOptions.value = [];
  saveUserForm.value.parentId = '';
  //拿到当前选择的员工职级,当前员工的职级+10才是所有直属领导的职级
  let level = parseInt(saveUserForm.value.level)+10;
  console.log(level);
  axios.get(BASE_URL+'/v1/user/select?level='+level)
      .then((response)=>{
        if (response.data.code==2000){
          leaderOptions.value = response.data.data;
        }else {
          ElMessage.error(response.data.msg)
        }
      })
}

//定义重置密码的方法  restful风格(用/连接) ：'/v1/user/update/password/'+userId
const resetPassword = (userId) =>{
  axios.post(BASE_URL+'/v1/user/update/password/'+userId)
      .then((response)=>{
        if (response.data.code==2000){
          ElMessage.success('密码重置成功')
        }else {
          ElMessage.error(response.data.msg)
        }
      })
}

//定义编辑用户的方法
const editUser = (id) =>{
  //出弹窗+修改弹窗的标题
  dialogVisible.value = true;
  dialogTitle.value = '编辑用户';
  //根据当前的用户id查询用户数据并显示在弹窗表单中
  axios.get(BASE_URL+'/v1/user/select?id='+id)
      .then((response)=>{
        if (response.data.code==2000){
          //注意:后端查询的返回的是List<UserVO>类型,所以查一条就要取到其中的第一个元素,data[0]等价于list.get(0)
          saveUserForm.value = response.data.data[0];
          //拿到当前选择的员工职级,当前员工的职级+10才是所有直属领导的职级
          let level = parseInt(saveUserForm.value.level)+10;
          console.log(level);
          axios.get(BASE_URL+'/v1/user/select?level='+level)
              .then((response)=>{
                if (response.data.code==2000){
                  leaderOptions.value = response.data.data;
                }else {
                  ElMessage.error(response.data.msg)
                }
              })
        }else {
          ElMessage.error(response.data.msg)
        }
      })
}

//定义修改员工状态的方法
const changeStatus = (userId,status) => {
  axios.post(BASE_URL+'/v1/user/update/status/'+userId+'/'+status)
      .then((response)=>{
        if (response.data.code==2000){
          ElMessage.success('修改状态成功')
        }else {
          ElMessage.error(response.data.msg)
        }
      })

}


//创建删除员工的方法
const deleteUser = (userId) =>{
  if (confirm('您确定要删除该员工吗？')){
  axios.post(BASE_URL+'/v1/user/delete/'+userId)
      .then((response)=>{
      if (response.data.code==2000){
        ElMessage.success('删除成功')
        //重新加载员工数据
        loadUser();
      }else {
        ElMessage.error(response.data.msg)
      }
   })
  }
}
</script>


<style scoped>

</style>